-136=-4x-2(2x+20)

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Solution for -136=-4x-2(2x+20) equation:


Simplifying
-136 = -4x + -2(2x + 20)

Reorder the terms:
-136 = -4x + -2(20 + 2x)
-136 = -4x + (20 * -2 + 2x * -2)
-136 = -4x + (-40 + -4x)

Reorder the terms:
-136 = -40 + -4x + -4x

Combine like terms: -4x + -4x = -8x
-136 = -40 + -8x

Solving
-136 = -40 + -8x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '8x' to each side of the equation.
-136 + 8x = -40 + -8x + 8x

Combine like terms: -8x + 8x = 0
-136 + 8x = -40 + 0
-136 + 8x = -40

Add '136' to each side of the equation.
-136 + 136 + 8x = -40 + 136

Combine like terms: -136 + 136 = 0
0 + 8x = -40 + 136
8x = -40 + 136

Combine like terms: -40 + 136 = 96
8x = 96

Divide each side by '8'.
x = 12

Simplifying
x = 12

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